/Engine/Source/Editor/UMGEditor/Public/WidgetBlueprintEditor.h
void OnCreateNativeBaseClassSuccessfully ( const [FString](API\Runtime\Core\Containers\FString) & InClassName, const [FString](API\Runtime\Core\Containers\FString) & InClassPath, const [FString](API\Runtime\Core\Containers\FString) & InModuleName )